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# Copyright 2020 Google LLC
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# Testing default ground and grounding a predicate to another in psql.

@Engine("psql");

@Ground(A);
A("a");

@Ground(B);
B("b");

@Ground(AB);
AB(x) :- A(x) | B(x);

@Ground(C);
C("c");

@Ground(ABC);
ABC(x) :- AB(x) | C(x);

Save() += 1 :- ABC();

Test() = Save();
